package com.lst.servlet;

import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.alibaba.druid.util.StringUtils;
import com.github.miemiedev.mybatis.paginator.domain.PageBounds;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.lst.base.entity.BaseRequest;
import com.lst.base.entity.BaseResponse;
import com.lst.common.CommCode;
import com.lst.entity.request.AnswerReqPara;
import com.lst.entity.response.AnswerResPara;
import com.lst.model.Answer;
import com.lst.model.JiluLog;
import com.lst.service.AnswerService;
import com.lst.service.ClientNumService;
import com.lst.service.JiluLogService;
import com.lst.service.MstDiscussService;
import com.lst.utils.DateUtil;
import com.lst.utils.RequestUtils;


/**
 * @ClassName: AnswerListServlet
 * @Description: 回答列表接口
 * 
 */
public class AnswerListServlet extends BaseServlet {

	/**
	 * @Fields serialVersionUID
	 */
	private static final long serialVersionUID = 1L;

	private AnswerService answerService = ctx.getBean(AnswerService.class);
	
	private MstDiscussService mstDiscussService = ctx.getBean(MstDiscussService.class);
	
	private JiluLogService jiluLogService = ctx.getBean(JiluLogService.class);
	
	private ClientNumService clientNumService = ctx.getBean(ClientNumService.class);
	
	@Override
	public void doGet(HttpServletRequest request, HttpServletResponse response) {
		doPost(request, response);
	}

	@Override
	public void doPost(HttpServletRequest request, HttpServletResponse response) {
	
		AnswerResPara resPara = new AnswerResPara();

		try {
			AnswerReqPara reqPara = getReqPara(request);
		
		if(isCheckField(reqPara,resPara)){
			Integer userid = Integer.valueOf(reqPara.getUserid());
			Integer page = Integer.valueOf(reqPara.getPage());
			Integer pagesize = Integer.valueOf(reqPara.getPagesize());	
			Integer answerSourceId = Integer.valueOf(reqPara.getAnswerSourceId());	
			
			//根据时间查询回答列表
			Map<String, Object> reqMap = new HashMap<String, Object>();		
			
			reqMap.put("answerSourceId",answerSourceId);
			reqMap.put("orderByClause", "md.answerCreateDate desc");

			PageBounds pageBounds = new PageBounds(page,pagesize);
			List<Answer> answerList=answerService.queryByList(reqMap, pageBounds);
			if(answerList!=null&&answerList.size()>0){
				for(Answer an:answerList){
					Date date=an.getAnswerCreateDate();
					SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
					String str=sdf.format(date);
					an.setAnswerCreateDate2(DateUtil.changeTime(str));
					//评论量
					Map<String, Object> anmap = new HashMap<String, Object>();
					anmap.put("tarid", an.getAnswerId());
					anmap.put("type", 50);
					Integer answerDiscussNum = mstDiscussService.queryCountByMap(anmap);
					an.setAnswerDiscussNum(answerDiscussNum);
					
					  //标识是否收藏
					Map<String, Object> fmap = new HashMap<String, Object>();
					fmap.put("enabled", true);
					fmap.put("isdeleted", false);
					fmap.put("clientid", userid);
					fmap.put("actid", an.getAnswerId());
					fmap.put("acttype", CommCode.SYSTEM_CARESEL_RANGE_ANSWER);
					fmap.put("numtype", CommCode.SYSTEM_COUNT_FAVORITE);
					Integer count = clientNumService.queryCountByMap(fmap);
					if(count>0){
						an.setIsFavorite(true);
					}else{
						an.setIsFavorite(false);
					}
					
					//喜欢标识
					Map<String, Object> jilumap2 = new HashMap<String, Object>();
					jilumap2.put("jiluType", CommCode.SYSTEM_CARESEL_LOVE_ANSWER);
					jilumap2.put("isDelete", false);
					jilumap2.put("sourceId", an.getAnswerId());
					jilumap2.put("createUser", userid);
					JiluLog jilu=jiluLogService.queryByMap(jilumap2);
					if(jilu!=null){
						an.setIsLove(jilu.getIsLove());
					}else{
						an.setIsLove(false);
					}
					
				  //喜欢数量
					Map<String, Object> jlmap2 = new HashMap<String, Object>();
					jlmap2.put("sourceId", an.getAnswerId());
					jlmap2.put("jiluType", 2);
					int loveNum=jiluLogService.countBySourceId(jlmap2);
					an.setAnswerLoveNum(loveNum);
				}
			}
			
		    resPara.setAnswerlist(answerList);
			resPara.setCode(CommCode.M_Y000000);
			resPara.setMessage(CommCode.M_Y000001);
		  }
		} catch (Exception e) {
			resPara.setCode(CommCode.M_A000000);
			resPara.setMessage(CommCode.M_SYS0001);

			logger.error("doPost error: ", e);
		}
		
		try {
			response.setContentType("application/json;charset=utf-8");
			response.setHeader("pragma", "no-cache");
			response.setHeader("cache-control", "no-cache");

			Gson gson = new GsonBuilder().setDateFormat("yyyy-MM-dd HH:mm:ss").excludeFieldsWithoutExposeAnnotation().serializeNulls().create();
			String jsonResult = gson.toJson(resPara);

			PrintWriter out = response.getWriter();
			out.print(jsonResult);
			out.flush();
			out.close();

		} catch (Exception e) {
			resPara.setCode(CommCode.M_A000000);
			resPara.setMessage(CommCode.M_SYS0003);

			logger.error("doPost error: ", e);
		}
	}

	@Override
	public AnswerReqPara getReqPara(HttpServletRequest request) {

		AnswerReqPara reqPara = null;

		try {
			BaseRequest baseRequest = RequestUtils.getRequestPara(request, new AnswerReqPara());

			reqPara = (AnswerReqPara) baseRequest.clone();

			String userid = request.getParameter("userid");
			String answerSourceId = request.getParameter("answerSourceId");
			String page = request.getParameter("page");
			String pagesize = request.getParameter("pagesize");
		
			reqPara.setPage(page);
			reqPara.setPagesize(pagesize);
	        reqPara.setAnswerSourceId(answerSourceId);;
	        reqPara.setUserid(userid);

		} catch (Exception e) {
			logger.error("getReqPara error: ", e);
		}

		return reqPara;
	}

	@Override
	public boolean isCheckField(BaseRequest reqPara, BaseResponse resPara) {
		boolean flag = false;

		AnswerReqPara cdReqPara = (AnswerReqPara) reqPara;
		BaseResponse cdResPara = (BaseResponse) resPara;

		if (StringUtils.isEmpty(cdReqPara.getAnswerSourceId())) {
			cdResPara.setCode(CommCode.M_A000000);
			cdResPara.setMessage("回答目标问题id为空");
		}else if (StringUtils.isEmpty(cdReqPara.getUserid())) {
			cdResPara.setCode(CommCode.M_A000000);
			cdResPara.setMessage(CommCode.M_P000002);
		}else if (StringUtils.isEmpty(cdReqPara.getPage())){
			cdResPara.setCode(CommCode.M_A000000);
			cdResPara.setMessage(CommCode.M_P000009);	
		} else if (StringUtils.isEmpty(cdReqPara.getPagesize())){
			cdResPara.setCode(CommCode.M_A000000);
			cdResPara.setMessage(CommCode.M_P000010);				
		} else {
			flag = true;
		}

		return  flag;
	}

}
